Standard Pack = 1 piece(s). Bar Diameter = 3/4 inch ; Head Diameter = 3 inch ; Hole Diameter = 3/4 inch ; Hole Spacing = 15/16 inch ; Offset or Travel = 1 1/4 inch ; Overall Length = 6 1/8 inch ; Shank Diameter = 1 inch ; Shank Length = 2 5/8 inch ; Shank Style = Straight Shank ; Type = Boring Head With Integrated Shank ;